{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["protein", "cell type", "cell line", "RNA", "DNA"], "input": "Using recombinant HBxAg protein , we found HBxAg -specific stimulation of peripheral blood mononuclear cells in patients with acute hepatitis B virus infection (6 of 6) and chronic hepatitis B virus infection (6 of 17) but not in healthy individuals ."}
{"protein": ["recombinant HBxAg protein", "HBxAg"], "cell type": ["peripheral blood mononuclear cells"], "cell line": [], "RNA": [], "DNA": []}